Definition of Latium in US English:

Latium

proper noun

  • An ancient region in west central Italy, west of the Apennines and south of the Tiber River. Settled during the early part of the 1st millennium BC by a branch of the Indo-European people known as the Latini, it was dominated by Rome by the end of the 4th century BC.

Pronunciation

Latium

/ˈlāSH(ē)əm/